I'm trying to check if a file exists prior to creating it, using DocumentFile (due to the Storage Access Framework). But DocumentFile().fromTreeUri() removes the non-existant portion of the would-b...

I'm trying to walk an Android DocumentFile tree recursively but I cannot get a list of files to be returned for a subfolder. When I attempt listFiles() on the folder URI, I get the list of root fil...

Imaging, you want to check if "/folder/subfolder/subsubfolder/test/test.txt" file exits, you would do following: DocumentFile sdCard = ...; // i have already retrieved the sd card root with the us...

For Android, the following code returns a Uri that can be used to create DocumentFile corresponding to a directory. Intent intent = new Intent(Intent.ACTION_OPEN_DOCUMENT_TREE); startActivityForRes...

In my app I gain sd card write permission using the following intent. If the user selects the sd card folder from the system file explorer then I have sd card write access. Intent intent = new In...

Alright, I've searched and searched and no one has my exact answer, or I missed it. I'm having my users select a directory by: Intent intent = new Intent(Intent.ACTION_OPEN_DOCUMENT_TREE); startAc...

Background I have a few apps that make heavy use of SD card for file syncing. The broken external SD card access on Kitkat is still a big problem, but I am trying to resolve this with the new API ...

TL:DR; I explained how to use create folders and subfolders using DocumentFile and how to delete file created using this class. Uri returned from onActvityResult() and documentFile.getUri.toString(...

I want to copy or move files from the internal storage to the sd card. I do this via the Storage Access Framework (SAF) and the DocumentFile class... Copying is stream based and the DocumentFile d...

I have a DocumentFile defined in following two ways: DocumentFile documentFile; Uri documentFileUri; I can delete a document file from the sd card via following methods: documentFile.delete();...

i am trying to list files in external storage devices on my android 5.1 phone using DocumentFile String rootPathURI = "file:/media/storage/sdcard1/data/example.externalstorage/files/"; File f = ...

Background On Android 4.4 (KitKat), Google has made access to the SD card quite restricted. As of Android Lollipop (5.0), developers can use a new API that asks the user to confirm to allow acces...

After a lot of findings about how to write(and rename) a file in SD Card (android 5 and above), I think the new SAF provided by android will be required to take permission from user to write SD car...

background Starting with Lollipop, apps can get access to real SD-cards (after it was not accessible on Kitkat, and was not officially supported yet worked on previous versions), as I've asked abo...

Background Starting from API 21 (Lollipop), apps can get a special "permission" to modify real SD-cards, as shown on previous posts I've written (here and here). The problem I can delete files, ...

My application uses Java class RandomAccessFile to read/write bytes to a file on SD card randomly by means of realization of SeekableByteChannel interface. Now I need rewrite it for Android 5.0 wit...

Background: Using: ACTION_OPEN_DOCUMENT_TREE + DocumentFile More on: How to use the new SD card access API presented for Android 5.0 (Lollipop)? I would like to ask: I cannot find the way how to ch...